diff --git a/flake.nix b/flake.nix
index d328466..dd0d0a1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,6 +31,7 @@
             inherit system legacyPackages;
             depot = thisSystem genode-depot.packages;
             apps = self.apps.${localSystem};
+            dhallApps = dhall-haskell.apps.${localSystem};
           };
 
           defaultPackage = packages.genode.base-linux;
diff --git a/packages/default.nix b/packages/default.nix
index 9650d2b..da36661 100644
--- a/packages/default.nix
+++ b/packages/default.nix
@@ -1,11 +1,11 @@
 # SPDX-License-Identifier: CC0-1.0
 
-{ system, legacyPackages, depot, apps }:
+{ system, legacyPackages, depot, apps, dhallApps }:
 
 let
   inherit (legacyPackages) callPackage;
 
-  dhallPackages = legacyPackages.dhallPackages // (callPackage ./dhall { });
+  dhallPackages = legacyPackages.dhallPackages // (callPackage ./dhall { inherit dhallApps; });
 
   mkDhallManifest = drv:
     legacyPackages.runCommand "${drv.name}.dhall" { inherit drv; }
diff --git a/packages/dhall/default.nix b/packages/dhall/default.nix
index b82e9e0..e19587f 100644
--- a/packages/dhall/default.nix
+++ b/packages/dhall/default.nix
@@ -1,10 +1,10 @@
 # SPDX-License-Identifier: CC0-1.0
 
-{ callPackage }:
+{ callPackage, dhallApps }:
 
 rec {
   prelude = prelude_11_0_0;
   prelude_11_0_0 = callPackage ./prelude-11.0.0.nix { };
   prelude_9_0_0 = callPackage ./prelude-9.0.0.nix { };
-  genode = callPackage ./genode.nix { };
+  genode = callPackage ./genode.nix { inherit dhallApps prelude; };
 }
diff --git a/packages/dhall/genode.nix b/packages/dhall/genode.nix
index f11de62..2c5b916 100644
--- a/packages/dhall/genode.nix
+++ b/packages/dhall/genode.nix
@@ -1,9 +1,21 @@
 # SPDX-License-Identifier: CC0-1.0
 
-{ fetchgit }:
+{ stdenv, fetchgit, dhallApps, prelude }:
 
-fetchgit {
-  url = "https://git.sr.ht/~ehmry/dhall-genode";
-  rev = "07e16f711038cae1167a8aba22db6f12cc1215c5";
-  sha256 = "1r6sz729bzwmp5vcwcf9vx1ppyqx2zhgy4zxxqv8bvn3nm8z82dz";
+stdenv.mkDerivation {
+  name = "dhall-genode";
+  src = fetchgit {
+    url = "https://git.sr.ht/~ehmry/dhall-genode";
+    rev = "472a300141766e58a68b605568eb881e0a944eca";
+    sha256 = "03lxxrzyfkgf9c31ds93ndr1bl3a4rlynj377n9rhniz9xzl11y3";
+  };
+  DHALL_PRELUDE = prelude + "/package.dhall";
+  buildCommand = ''
+    export XDG_CACHE_HOME=$TMPDIR
+    cp -r $src $out
+    chmod +w -R $out
+    echo $DHALL_PRELUDE > $out/Prelude.dhall
+    find $out -type f -exec \
+      ${dhallApps.dhall.program} freeze --all --inplace {} \;
+  '';
 }
diff --git a/tests/driver-hw-config.dhall b/tests/driver-hw-config.dhall
index a0ce116..011385c 100644
--- a/tests/driver-hw-config.dhall
+++ b/tests/driver-hw-config.dhall
@@ -4,32 +4,9 @@ let Genode = env:DHALL_GENODE
 
 let Prelude = Genode.Prelude
 
-let ChildEntry = Prelude.Map.Entry Text Genode.Init.Start.Type
-
-let toChildEntry =
-        λ(init : Genode.Init.Type)
-      → let childCount = Prelude.List.length ChildEntry init.children
-        
-        let onlyChild = Prelude.Natural.lessThan childCount 2
-        
-        let child =
-                    if onlyChild
-              
-              then  Prelude.Optional.fold
-                      ChildEntry
-                      (Prelude.List.head ChildEntry init.children)
-                      ChildEntry
-                      (λ(child : ChildEntry) → child)
-                      { mapKey = ""
-                      , mapValue = Genode.Init.Start::{ binary = "" }
-                      }
-              
-              else  { mapKey = "init", mapValue = Genode.Init.toStart init }
-        
-        in  child
-
 in    λ(boot : Genode.Boot.Type)
-    → let child = toChildEntry boot.config
+    → let child =
+            { mapKey = "test", mapValue = Genode.Init.toStart boot.config }
       
       in  { config =
               Genode.Init::{
diff --git a/tests/driver-linux-config.dhall b/tests/driver-linux-config.dhall
index 62f7d91..3207931 100644
--- a/tests/driver-linux-config.dhall
+++ b/tests/driver-linux-config.dhall
@@ -23,7 +23,7 @@ in    λ(args : Args)
                     , provides = [ "Timer" ]
                     }
                 }
-              , { mapKey = "init", mapValue = Genode.Init.toStart args.config }
+              , { mapKey = "test", mapValue = Genode.Init.toStart args.config }
               ]
           }
       , rom =
diff --git a/tests/driver-nova-config.dhall b/tests/driver-nova-config.dhall
index 65a2716..b54081a 100644
--- a/tests/driver-nova-config.dhall
+++ b/tests/driver-nova-config.dhall
@@ -4,32 +4,9 @@ let Genode = env:DHALL_GENODE
 
 let Prelude = Genode.Prelude
 
-let ChildEntry = Prelude.Map.Entry Text Genode.Init.Start.Type
-
-let toChildEntry =
-        λ(init : Genode.Init.Type)
-      → let childCount = Prelude.List.length ChildEntry init.children
-        
-        let onlyChild = Prelude.Natural.lessThan childCount 2
-        
-        let child =
-                    if onlyChild
-              
-              then  Prelude.Optional.fold
-                      ChildEntry
-                      (Prelude.List.head ChildEntry init.children)
-                      ChildEntry
-                      (λ(child : ChildEntry) → child)
-                      { mapKey = ""
-                      , mapValue = Genode.Init.Start::{ binary = "" }
-                      }
-              
-              else  { mapKey = "init", mapValue = Genode.Init.toStart init }
-        
-        in  child
-
 in    λ(boot : Genode.Boot.Type)
-    → let child = toChildEntry boot.config
+    → let child =
+            { mapKey = "test", mapValue = Genode.Init.toStart boot.config }
       
       in  { config =
               Genode.Init::{
diff --git a/tests/signal.dhall b/tests/signal.dhall
index 4761a38..df4650e 100644
--- a/tests/signal.dhall
+++ b/tests/signal.dhall
@@ -12,7 +12,6 @@ in  { config =
                   , binary = "test-signal"
                   , exitPropagate = True
                   , resources = { caps = 500, ram = Genode.units.MiB 10 }
-                  , routes = [ Genode.ServiceRoute.parent "Timer" ]
                   }
               }
         }
diff --git a/tests/solo5/simple.dhall b/tests/solo5/simple.dhall
index 7ff1834..2d8bf40 100644
--- a/tests/solo5/simple.dhall
+++ b/tests/solo5/simple.dhall
@@ -12,7 +12,6 @@ in    λ(testBinary : Genode.Prelude.Map.Entry Text Text)
                     , binary = testBinary.mapKey
                     , exitPropagate = True
                     , resources = { caps = 256, ram = Genode.units.MiB 3 }
-                    , routes = [ Genode.ServiceRoute.parent "Timer" ]
                     , config =
                         Some
                           ( Genode.Prelude.XML.element